sandy, beyond being a natural disaster, will always be part of the american electoral history. >> sandy has blunted some of the more bitter partisanship. now. we have six days left until the elections. will we hear a different town when the present its back on the campaign trail? >> slightly different. the president will want to stay optimistic, not suddenly descend into taken some cheap shots or one liners. he is now playing commander in chief of an ongoing crisis. remember, this is not about a day when a storm hits. this will go on for weeks and months. i think you will have an optimistic tone for the president. mitt romney will be going after obama more through his sarah gets. he will have to discuss why there are better times ahead. why he can manage the economy. that has been lackluster. i think that home would be kinder. >> how long does it take and how much does it cost to rebuild the battered communities? in japan, they are still asking that question a year after the tsunami. billions of dollars destined for reconstruction have been misspent. >> the images of the massive it tsun